diff --git a/fft.cabal b/fft.cabal
--- a/fft.cabal
+++ b/fft.cabal
@@ -1,5 +1,5 @@
 name:                fft
-version:             0.1.8.5
+version:             0.1.8.6
 synopsis:            Bindings to the FFTW library.
 description:
                      Bindings to the FFTW library.
@@ -20,7 +20,7 @@
 flag base4
 
 source-repository this
-  tag:         0.1.8.5
+  tag:         0.1.8.6
   type:        darcs
   location:    http://hub.darcs.net/thielema/fft/
 
@@ -62,7 +62,7 @@
     fft,
     carray,
     storable-complex,
-    QuickCheck >=2.5 && <2.10,
+    QuickCheck >=2.5 && <3,
     base
   ghc-options:     -Wall
   main-is: tests.hs
diff --git a/src/Math/FFT/Base.hs b/src/Math/FFT/Base.hs
--- a/src/Math/FFT/Base.hs
+++ b/src/Math/FFT/Base.hs
@@ -188,7 +188,7 @@
 data DFT = CC | RC | CR | CRO | RR
     deriving (Eq, Show)
 
--- | Verify that a plan is valid.  Thows an exception if not.
+-- | Verify that a plan is valid.  Throws an exception if not.
 check :: Plan -> IO ()
 check p = when (p == nullPtr) . ioError $ userError "invalid plan"